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Shearwater: add helper to send bytes to the dive computer

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This should allow us to gracefully shut down the communication with BLE devices.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2018-09-08 17:14:55 -07:00
parent 34785f55ff
commit 9379004b2d
2 changed files with 24 additions and 1 deletions
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22
src/shearwater_common.c
View File

@ -316,6 +316,27 @@ done:
return status;
}
dc_status_t
shearwater_common_command (shearwater_common_device_t *device, const unsigned char input[], unsigned int isize)
{
dc_status_t status = DC_STATUS_SUCCESS;
dc_device_t *abstract = (dc_device_t *) device;
if (isize > SZ_PACKET)
return DC_STATUS_INVALIDARGS;
if (device_is_cancelled (abstract))
return DC_STATUS_CANCELLED;
// Send the command packet.
status = shearwater_common_slip_write (device, input, isize);
if (status != DC_STATUS_SUCCESS)
ERROR (abstract->context, "Failed to send the command packet.");
return status;
}
dc_status_t
shearwater_common_transfer (shearwater_common_device_t *device, const unsigned char input[], unsigned int isize, unsigned char output[], unsigned int osize, unsigned int *actual)
@ -379,7 +400,6 @@ shearwater_common_transfer (shearwater_common_device_t *device, const unsigned c
return DC_STATUS_SUCCESS;
}
dc_status_t
shearwater_common_download (shearwater_common_device_t *device, dc_buffer_t *buffer, unsigned int address, unsigned int size, unsigned int compression, dc_event_progress_t *progress)
{

3
src/shearwater_common.h
View File

@ -54,6 +54,9 @@ typedef struct shearwater_common_device_t {
dc_status_t
shearwater_common_setup (shearwater_common_device_t *device, dc_context_t *context, dc_iostream_t *iostream);
dc_status_t
shearwater_common_command (shearwater_common_device_t *device, const unsigned char input[], unsigned int isize);
dc_status_t
shearwater_common_transfer (shearwater_common_device_t *device, const unsigned char input[], unsigned int isize, unsigned char output[], unsigned int osize, unsigned int *actual);